Question

Point out two differences between an artery and a vein.
OR
What is ‘osmoregulation’? How does it take place in humans?

Answer 1

ARTERY

1)Arteries carry oxygenated blood

2)they are deep seated and have thin walls

3)BP is low

VEINS

1)Veins carry deoxygenated blood

2)they are up seated and have thick walls

3)BP is high

OR

Osmoregulation refers to the manitenance of fluid concentration in cell

It mostly occurs in kidnes

Answer 2

hi there mate☺
1.
$artery$
i Arteries carry oxygenated blood away from the heart to the body
ii Arteries have a thick elastic muscle layer.

2.
$veins$
i. veins carry deoxygenated blood away from the body to the heart.
ii. veins have thinner elastic muscle layer.
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